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Geology treasure hunt

Delve into the fascinating world of geology and discover how our earth was formed. With our GPS treasure hunts, explore the stories hidden in rocks and landscapes.

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Made 2 days ago: Enkhuizen city walk in Enkhuizen

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Featured this week: example questions for Geology

New example questions from the library every Monday. Updated on 12 October 2026.

Where is the earth thickest?
In the middle At the top On the side Nowhere
Which stone can you use for writing?
Chalk Water Air A mouse
What happens to mountains after a very long time?
They are getting smaller They get bigger They turn blue They are going to fly
What makes holes in the stone?
Water Air Light Sound
How is a rainbow created?
Sun and rain together Wind only Snow only Moon only
Which metal attracts other metals?
Iron (magnet) Wood Water Sand
What is a mineral?
A small piece of a stone A big elephant A sweet cake A fast car
What happens inside a volcano?
Stone becomes hot and liquid Water gets cold and hard Air turns green and sweet Sand turns blue and soft
Create a geology treasure hunt for Ages 3-4
Where does oil form in the ground?
From ancient sea creatures From fresh apples From young trees From new flowers
Which stone can you scratch easily?
Plaster Diamond Steel Titanium
What is a dead-end valley?
A valley among high mountains A hill on a plain An island in the sea A forest in the desert
Where does salt grow in the ground?
In a salt mine In a flower garden In a forest In a pond
What is an erosion?
Stone wearing away Water freezing Air getting warmer Plants growing
Which animal do you sometimes find as a fossil?
Dinosaur Dog Cat Rabbit
What are fossils?
Ancient animals in stone New cars Fresh flowers Young birds
What colour is turquoise?
Blue-green Red yellow Black-grey White-pink
Create a geology treasure hunt for Ages 7-8
What is the Ring of Fire?
An area with many volcanoes around the Pacific Ocean A large crater in Africa A mountain range in Europe A desert in Australia
Which mineral is hardest according to the Mohs scale?
Diamond Quartz Talk Plaster
What characteristic makes talc so soft?
Its layer structure Its colour Its size Its weight
What is the direction in which the earth's plates move that cause earthquakes in the Netherlands?
They move apart in the North Sea They collide at the German border They slide past each other at Belgium They dive among each other at the IJsselmeer
Which planet is most similar to Earth in terms of its geological composition?
Venus Mars Jupiter Saturn
What is the approximate temperature of fresh lava?
800 to 1200 degrees Celsius 100 to 200 degrees Celsius 50 to 100 degrees Celsius 2000 to 3000 degrees Celsius
From which period do most fossil dinosaurs date?
Mesozoic Paleozoic Cenozoic Precambrian
How do crystals form?
By minerals slowly precipitating from solutions Due to rapid cooling of lava By plants absorbing minerals By lightning hitting stones
Create a geology treasure hunt for Ages 11-12
What sedimentary structure is created by tidal action?
Heringbone cross-bedding Graded bedding Mudcracks Ripple marks
What is a graben in geological terms?
A precipitated earth's crust block between two fractures A lifted ridge A volcanic crater A glacial valley
What is a fjord in geological terms?
A valley carved by glaciers that is now below sea level A volcanic caldera A coral reef An undersea canyon
What is a lahar?
A volcanic mudflow A type of lava A volcanic gas A volcanic ash cloud
What unit is used to measure geological time?
Mega year (Mon) Kilo year (ka) Gigajaar (Ga) only Century
What is the main cause of contact metamorphosis?
Heating by magma intrusions Tectonic pressure Chemical changes Hydrothermal fluids
Which geological time unit is the largest?
Eon Era Period Epoch
What causes the colour of turquoise?
Copper Iron Chrome Nickel
Create a geology treasure hunt for Ages 15-16
What property makes granite suitable as a building material?
High hardness and weather resistance Low density High porosity Electrical conductivity
What process is responsible for the formation of stalactites?
Chemical precipitation of calcium carbonate Crystallisation of magma Mechanical erosion Metamorphosis of limestone
Which isotope is mainly used for dating very old rocks?
Uranium-235 Carbon-14 Potassium-39 Rubidium-85
Which type of plate movement mainly causes the formation of the Himalayas?
Convergence of continental plates Divergence of oceanic plates Transform movement Subduction of oceanic plate
What is the main driving force behind plate tectonics?
Convection currents in the mantle Earth's rotation Gravitational force of the moon Magnetic forces
Which rock type is formed mainly by the deposition of plant material?
Coal Sandstone Limestone Schist
What structure is created when soft sediment layers are eroded away between harder layers?
Mesa Horst Graben Anticline
What is meant by gradual changes in fossil composition through geological layers?
Evolutionary transition Mass extinction Fossilisation artefact Stratigraphic hiatus
Create a geology treasure hunt for Ages 17-18
What is the primary composition of the Earth's outer core?
Iron-nickel alloy Silicates Iron oxide Carbon compounds
Which type of grain boundary is characteristic of rapid cooling of magma?
Afanitic Faneritic Porphyry Pegmatic
What sedimentary structure is created by turbidity currents?
Bouma sequences Cross-bedding Ripple marks Mud cracks
Which element is characteristically present in the iridium layer at the K-Pg boundary?
Iridium Osmium Platinum Palladium
What is the main driving force behind plate tectonics?
Mantle convection Tidal forces of the moon Solar wind Magnetic field variations
Which metamorphic facies is associated with very high pressure and low temperature?
Blue-chip facies Granulite facies Amphibolite facies Zeolite facies
Which property of magma mainly determines the explosiveness of volcanoes?
Viscosity Temperature Density Volume
What process is responsible for the formation of metamorphic aureoles around intrusive bodies?
Contact metamorphosis Regional metamorphosis Hydrothermal alteration Cataclastic metamorphosis
Create a geology treasure hunt for Ages 18+

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Frequently asked questions

A Geology scavenger hunt is a GPS-guided outdoor activity with quiz questions about Geology, part of the theme Science. You walk a route past various locations and answer fun questions along the way.

There are 2348 questions available about Geology: 2348 multiple choice questions, 0 open questions and 0 assignments. The category Science has more than 46351 questions in total.

There are Geology questions for all ages: from 3-5 years (toddlers) to 20+ (adults). The questions are automatically adapted to the chosen level.

Go to oppatt.io, create a free account, choose the theme Science and select Geology as the topic. Choose an age category and location, and you'll have a complete scavenger hunt within a minute.